Table 5 Pearson correlation coefficient between the features and h-index in the future for three different years. CurrentHindex, PaperPerYear, and CitationPerPaper are prior impact-based features, and the rest are non-prior impact-based features

CareerAge

0.48

0.38

0.32

Gender

0.09

0.08

0.07

MobilityScore

0.44

0.43

0.41

IncomeCurrentCountry

0.23

0.21

0.19

CurrentHindex

0.99

0.95

0.87

PaperPerYear

0.73

0.75

0.73

CitationPerPaper

0.31

0.26

0.23

PrimaryAuthorRatio

−0.09

−0.08

0.-0.06

OpenAccessRatio

0.10

0.14

0.15

EnglishPapersRatio

0.17

0.16

0.15

KeywordPopularity

−0.09

−0.07

−0.05

HighRankPapersRatio

0.14

0.15

0.15

DisciplineMobility

−0.45

−0.42

−0.39

MaxCoauthorHindex

0.58

0.58

0.55

CoauthorPerPaper

−0.01

0.02

0.04

InternationalCoauthorRatio

0.17

0.19

0.19